Ballast housing for lighting fixture



FIG. 1 is a three-dimensional view, generally from the top right front, of a ballast housing, showing our new design;

FIG. 2 is a three-dimensional view, generally from the top right rear, thereof;

FIG. 3 is a three-dimensional view, generally from the top right front, thereof;

FIG. 4 is a three-dimensional view, generally from the top rear, thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side elevational view thereof;

FIG. 8 is a right side elevational view thereof;

FIG. 9 is a front elevational view thereof; and,

FIG. 10 is a rear elevational view thereof. 

The ornamental design for a ballast housing for lighting fixture, as shown. 